CN218856837U - Taper pin mounting and dismounting tool for micro valve - Google Patents
Taper pin mounting and dismounting tool for micro valve Download PDFInfo
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- CN218856837U CN218856837U CN202223161673.4U CN202223161673U CN218856837U CN 218856837 U CN218856837 U CN 218856837U CN 202223161673 U CN202223161673 U CN 202223161673U CN 218856837 U CN218856837 U CN 218856837U
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Abstract
The utility model provides a taper pin installation and extracting tool for miniature valve belongs to aviation brake hydraulic pressure technical field, this taper pin installation and extracting tool for miniature valve, include: the valve body connector comprises a pressing rod, a dismounting nut and a positioning block, wherein the dismounting nut is sleeved on the outer side of the left end of the positioning block and coaxial with the positioning block and used for being fixed on the valve body connector, the pressing rod is positioned in the middle of the positioning block and coaxial with the positioning block, and the pressing rod is used for being connected with a taper pin. The utility model has low requirements on installation operation, simple operation in the installation process, no need of considering the technical level of workers, no need of worrying about the over-deep and over-shallow pressing of the taper pin, high installation speed, high efficiency and high success rate; the disassembly operation is simple, no additional equipment is needed, the taper pin can be protected from being reused, the disassembly speed is high, the efficiency is high, and the product maintenance and the reuse are not influenced; the mounting and dismounting tool is an integrated piece, and is convenient to use.
Description
Technical Field
The utility model belongs to the technical field of the aviation brake hydraulic pressure, especially, relate to a taper pin installation and extracting tool for micro-valve.
Background
With the continuous development of the aviation industry and the higher and higher requirements on system integration, the requirements on the weight and the integration of the hydraulic valve are higher and higher, and various light-weight and pluggable miniature valves are widely applied to aircraft brake control systems; the micro valve plug-in mounting usually adopts a taper pin plugging sleeve structure form, has simple structure and good self-locking property, and during mounting, the taper pin is pressed into the plugging sleeve, and the plugging sleeve is extruded by the taper pin to deform, so that the taper pin is mounted on a valve body joint, and the purpose of fixedly mounting the taper pin is achieved.
However, in the installation process of the taper pin, a hydraulic press or a hammer is needed to press the taper pin into or hammer the taper pin into the blocking sleeve, so that the blocking sleeve is damaged due to the fact that the taper pin is pressed too deeply, or the taper pin is not installed in place, the valve core is easy to loosen, and oil leakage occurs, so that the installation operation requirement is high, the success rate is low, and the installation efficiency is low; and the disassembly is not provided with a special tool, the disassembly speed is slow, and the taper pin or the blocking sleeve can be damaged, so that the maintenance and the repeated use of the product are influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve among the correlation technique taper pin to installation operation requirement higher in the installation, the success rate is not high, and the installation effectiveness is low and dismantlement speed is slow, also can damage taper pin or stifled cover, influences product maintenance and used repeatedly's technical problem, the utility model provides a taper pin installation and extracting tool for miniature valve can realize that cartridge formula miniature valve is with taper pin quick installation and dismantlement, improves installation and dismantlement efficiency, guarantees installation precision and taper pin used repeatedly. The technical scheme is as follows:
a taper pin mounting and dismounting tool for a micro valve comprises: a pressure lever, a disassembly nut and a positioning block,
the disassembly nut is sleeved on the outer side of the left end of the positioning block, the disassembly nut is coaxial with the positioning block and used for being fixed on the valve body connector, the pressing rod is located in the middle of the positioning block and coaxial with the positioning block, and the pressing rod is used for being connected with the taper pin.
Optionally, the big end of the pressure rod is hexagonal.
Optionally, the middle part of the pressure lever is a polished rod, and the diameter of the polished rod is smaller than the diameters of the inner hole of the positioning block and the end face of the taper pin; the external thread of the small end of the pressure lever is connected with the internal thread of the center of the taper pin.
Optionally, the detachable nut is a hexagonal nut, and the screwing direction of the internal thread of the detachable nut is opposite to that of the external thread of the small end of the pressure lever.
Optionally, the outer shape of the positioning block is a hexagonal structure, the diameter of an inner hole is larger than that of the pressure rod, and the size of an internal thread of the positioning block is matched with that of the valve body joint; the external thread is matched with the size of the dismounting nut, the screw thread rotating direction is consistent with that of the dismounting nut, and the rotating direction is opposite to that of the external thread at the small end of the pressure rod.
Optionally, in the stage of preparation for installation, the distance between the bottom surface of the large end of the pressure rod and the end surface of the dismounting nut close to the pressure rod is equal to the installation depth of the taper pin in the plug bush.
The beneficial effects of the utility model reside in at least:
1) The installation operation requirement is low, the installation process is simple to operate, the technical level of workers does not need to be considered, the conical pin is not needed to be pressed too deeply or too shallowly, the installation speed is high, the efficiency is high, and the success rate is high;
2) The disassembly operation is simple, no additional equipment is needed, the taper pin can be protected from being reused, the disassembly speed is high, the efficiency is high, and the product maintenance and the reuse are not influenced;
3) The mounting and dismounting tool is an integrated piece, and is convenient to use.
Drawings
Fig. 1 is a schematic front sectional view of a taper pin mounting and dismounting tool for a micro valve according to the present invention;
fig. 2 is a schematic perspective view of a taper pin mounting and dismounting tool for a micro valve according to the present invention;
FIG. 3 is a schematic cross-sectional view of a taper pin for installing and disassembling tool for installing a taper pin for a micro valve according to the present invention;
FIG. 4 is a schematic view of the direction of pressure applied when the taper pin is installed and disassembled by using the taper pin installation and disassembly tool for the micro-valve provided by the present invention;
FIG. 5 is a schematic cross-sectional view of a taper pin for micro-valve with a taper pin mounting and dismounting tool according to the present invention;
fig. 6 is a schematic view of the direction of the nut for unscrewing and disassembling when the taper pin is disassembled by the taper pin assembling and disassembling tool for the micro valve.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.
The utility model provides a taper pin installation and extracting tool for micro-valve, as shown in figure 1 and figure 2, include: a pressure lever 1, a disassembly nut 2 and a positioning block 3,
the disassembly nut 2 is sleeved on the outer side of the left end of the positioning block 3, the disassembly nut 2 is coaxial with the positioning block 3 and is used for being fixed on the valve body connector 6, the pressing rod 1 is located in the middle of the positioning block 3 and is coaxial with the positioning block 3, and the pressing rod 1 is used for being connected with the taper pin 4.
Specifically, the big end part of the pressure lever 1 is in a hexagon shape, so that a wrench is convenient to use; the middle part of the pressure lever 1 is a polished rod, the diameter of the polished rod is slightly smaller than (for example, the diameter of the polished rod can be smaller than the diameter of the inner hole of the positioning block 3 and the end surface of the taper pin 4 by 1.5 mm) the diameter of the inner hole of the positioning block 3 and the end surface of the taper pin 4, and the polished rod can move easily in the positioning block 3; the small end of the pressure lever 1 is of an external thread structure, the size and the length of the thread are matched with the central internal thread of the taper pin, and the external thread of the small end of the pressure lever 1 is connected with the central internal thread of the taper pin 4.
The disassembly nut 2 is a hexagonal nut, the rotation direction of the internal thread is opposite to that of the external thread at the small end of the pressure lever 1, and the pressure lever 1 is not connected with the taper pin 4 to be loosened during disassembly.
The outer shape of the positioning block 3 is a hexagonal structure, the diameter of an inner hole is slightly larger than that of the compression rod 1 (for example, the diameter of the inner hole of the hexagonal structure of the positioning block 3 is larger than that of the compression rod 1 by 1 mm), and the size of the inner thread is matched with that of the valve body joint 6 and used for fixing the positioning block 3 on the valve body joint 6; the external thread is matched with the size of the detachable nut 2, the thread turning direction is consistent with that of the detachable nut 2, and the external thread turning direction of the small end of the pressure rod 1 is opposite.
In the stage of preparing installation, the distance between the bottom surface of the large end part of the pressure rod 1 and the end surface of the dismounting nut 2 close to the pressure rod 1 is equal to the installation depth of the taper pin 4 in the blocking sleeve 5.
Use the utility model discloses during installation taper pin 4, as shown in fig. 3, earlier with depression bar 1 with taper pin 4 through depression bar 1 little end and taper pin 4 middle screw thread connection together, it is fixed on valve body joint 6 to screw up and wholly to dismantle nut 2 and locating piece 3 after that, then fix locating piece 3 on the outside press, after that aim at 4 front ends of taper pin in the middle of stifled cover 5, aim at depression bar 1 center with the press pressure head, start the press to the direction that is close to taper pin 4 and exert pressure like the arrow head direction in fig. 4, until 1 big tip bottom surface of depression bar and 2 end face contaction of locating piece, taper pin 4 has installed in place promptly, take off depression bar 1 in proper order, locating piece 2 and dismantlement nut 3, taper pin 4 accomplishes the installation.
When the taper pin 4 is disassembled, as shown in fig. 5, the disassembling nut 2 is firstly screwed on the positioning block 3 and is screwed, then the whole body is screwed on the valve body joint 6 and is fixed, then the positioning block 3 is fixed on a vice or other fixtures, then the pressure lever 1 is screwed on the taper pin 4 and is screwed, then the disassembling nut 2 is unscrewed by using a wrench and moves towards the direction far away from the taper pin 4 as the arrow direction in fig. 6, the pressure lever 1 and the taper pin 4 are driven to move towards the direction far away from the taper pin 4 as the arrow direction in fig. 6, the taper pin 4 is gradually separated from the blocking sleeve 5 until the taper pin 4 is completely pulled out, then the pressure lever 1 and the taper pin 4 are separated, namely the disassembling of the taper pin 4 is completed.
The foregoing merely represents embodiments of the present invention, which are described in some detail and detail, and therefore should not be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. In addition, the detailed parts of the utility model are the conventional technology.
Claims (6)
1. The utility model provides a taper pin installation and extracting tool for micro-valve which characterized in that includes: a pressure lever (1), a disassembly nut (2) and a positioning block (3),
the disassembly nut (2) is sleeved on the outer side of the left end of the positioning block (3), the disassembly nut (2) is coaxial with the positioning block (3) and is used for being fixed on the valve body connector (6), the pressing rod (1) is located in the middle of the positioning block (3) and is coaxial with the positioning block (3), and the pressing rod (1) is used for being connected with the taper pin (4).
2. The tapered pin installation and removal tool for a micro-valve according to claim 1,
the big end part of the pressure lever (1) is in a hexagonal shape.
3. The tapered pin installation and removal tool for a micro-valve according to claim 1,
the middle part of the pressure lever (1) is a polished rod, and the diameter of the polished rod is smaller than the diameters of the inner hole of the positioning block (3) and the end surface of the taper pin (4); the external thread of the small end of the pressure lever (1) is connected with the internal thread of the center of the taper pin (4).
4. The tapered pin attaching and detaching tool for a micro-valve according to claim 3,
the dismounting nut (2) is a hexagonal nut, and the rotating direction of the internal thread of the dismounting nut (2) is opposite to that of the external thread of the small end of the pressure lever (1).
5. The tapered pin attaching and detaching tool for a micro-valve according to claim 3,
the outer shape of the positioning block (3) is a hexagonal structure, the diameter of an inner hole is larger than that of the pressure rod (1), and the size of an internal thread of the positioning block (3) is matched with that of the valve body joint (6); the external thread is matched with the size of the dismounting nut (2), the screw thread rotating direction is consistent with that of the dismounting nut (2), and is opposite to that of the external thread at the small end of the pressure lever (1).
6. The tapered pin attaching and detaching tool for a micro-valve according to claim 2,
in the stage of preparing installation, the distance between the bottom surface of the large end part of the pressure lever (1) and the end surface of the dismounting nut (2) close to the pressure lever (1) is equal to the installation depth of the taper pin (4) in the blocking sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223161673.4U CN218856837U (en) | 2022-11-27 | 2022-11-27 | Taper pin mounting and dismounting tool for micro valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223161673.4U CN218856837U (en) | 2022-11-27 | 2022-11-27 | Taper pin mounting and dismounting tool for micro valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218856837U true CN218856837U (en) | 2023-04-14 |
Family
ID=87368676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223161673.4U Active CN218856837U (en) | 2022-11-27 | 2022-11-27 | Taper pin mounting and dismounting tool for micro valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218856837U (en) |
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2022
- 2022-11-27 CN CN202223161673.4U patent/CN218856837U/en active Active
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